5k1f

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Crystal structure of a class C beta lactamase/compound2 complexCrystal structure of a class C beta lactamase/compound2 complex

Structural highlights

5k1f is a 1 chain structure with sequence from Klebsiella aerogenes. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.94Å
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

Q99QC1_KLEAE This protein is a serine beta-lactamase with a substrate specificity for cephalosporins.[ARBA:ARBA00003808]

Publication Abstract from PubMed

Nucleotides were effective in inhibiting the class C beta-lactamase CMY-10. IMP was the most potent competitive inhibitor, with a Ki value of 16.2 muM. The crystal structure of CMY-10 complexed with GMP or IMP revealed that nucleotides fit into the R2 subsite of the active site with a unique vertical binding mode where the phosphate group at one terminus is deeply bound in the subsite and the base at the other terminus faces the solvent.

GMP and IMP Are Competitive Inhibitors of CMY-10, an Extended-Spectrum Class C beta-Lactamase.,Na JH, An YJ, Cha SS Antimicrob Agents Chemother. 2017 Apr 24;61(5). pii: e00098-17. doi:, 10.1128/AAC.00098-17. Print 2017 May. PMID:28242658[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. Na JH, An YJ, Cha SS. GMP and IMP Are Competitive Inhibitors of CMY-10, an Extended-Spectrum Class C beta-Lactamase. Antimicrob Agents Chemother. 2017 Apr 24;61(5). pii: e00098-17. doi:, 10.1128/AAC.00098-17. Print 2017 May. PMID:28242658 doi:http://dx.doi.org/10.1128/AAC.00098-17

5k1f, resolution 1.94Å

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